ENGR00219016-1 MX6Q ARM2: Add chip version checking for HDMI SDMA setup

If MX6q version is bigger than 1.2, Select external SDMA request as SDMA
event 2 for MX6Q ARM2 board.

Signed-off-by: Chen Liangjun <b36089@freescale.com>

diff --git a/arch/arm/mach-mx6/board-mx6q_arm2.c b/arch/arm/mach-mx6/board-mx6q_arm2.c
index 7ca4d68d0d4c3b4fe2882ef2c4f0e5a4c5019a5c..58edfad9061a3b67bf2643e6b3d7ed28930c3a55 100644 (file)
--- a/arch/arm/mach-mx6/board-mx6q_arm2.c
+++ b/arch/arm/mach-mx6/board-mx6q_arm2.c
@@ -1408,8 +1408,10 @@ static void hdmi_init(int ipu_id, int disp_id)
 
        /* GPR3, bits 2-3 = HDMI_MUX_CTL */
        mxc_iomux_set_gpr_register(3, 2, 2, hdmi_mux_setting);
-       /* GPR0, bit 0 = 1 */
-       mxc_iomux_set_gpr_register(0, 0, 1, 1);
+
+       /* Set HDMI event as SDMA event2 while Chip version later than TO1.2 */
+       if ((mx6q_revision() > IMX_CHIP_REVISION_1_1))
+               mxc_iomux_set_gpr_register(0, 0, 1, 1);
 }
 
 /* On mx6x arm2 board i2c2 iomux with hdmi ddc,